dweiss commented on code in PR #15093:
URL: https://github.com/apache/lucene/pull/15093#discussion_r2287242984
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lucene/core/src/java/org/apache/lucene/util/GroupVIntUtil.java:
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@@ -33,6 +39,46 @@ public final class GroupVIntUtil {
private static final long[] LONG_MASKS = new long[] {0xFFL, 0xFFFFL,
0xFFFFFFL, 0xFFFFFFFFL};
private static final int[] INT_MASKS = new int[] {0xFF, 0xFFFF, 0xFFFFFF,
~0};
+ /**
+ * A {@link VarHandle} which allows to read ints from a {@link ByteBuffer}
using {@code long}
+ * offsets. The handle can be used with the {@code readGroupVInt()} methods
taking a {@code
+ * VarHandle} and {@code ByteBuffer} storage parameter.
+ *
+ * @see #readGroupVInt(DataInput, long, VarHandle, Object, long, int[], int)
+ * @see #readGroupVInt(DataInput, long, VarHandle, Object, long, long[], int)
+ */
+ public static final VarHandle VH_BUFFER_GET_INT = getBufferVarHandle();
+
+ /**
+ * In Java 21 the {@code MethodHandles#filterArguments(...)} method is
preview only, so we invoke
+ * it reflective. For this code it does not make sense to move the whole
code to the Java 21
Review Comment:
```suggestion
* it reflectively. For this code it does not make sense to move the whole
code to the Java 21
```
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